/*

public class test
{
    public static void main(String[] args){
        System.out.println("hello world");
        System.out.println(10);
        System.out.println(3.1);
        System.out.println(true);
        int a=10;
        System.out.println(a);
        int main=90;
        System.out.println(main);
    }
}

*/
/*
public class test{
    public static void main(String[] args)
    {
        int x=1;
        System.out.println("Before the Loop");
        while(x<4){
            System.out.println("In the loop");
            System.out.println("Value of x is "+x);
            x=x+1;
        }
        System.out.println("This is after the loop");
    }
}*/
/*
public class test {
    public static void main(String[] args) {

        byte a=10;
        byte b=20;
        byte c=(byte)(a+b);
        System.out.println(a);
        System.out.println(b);
        System.out.println(c);
        String s="hello";
        System.out.println(s);
    }
}*/


public class test {
    /*public static void main(String[] args) {
        boolean a=true;
        System.out.println(a);
        int b;
        System.out.println(b=10);
        System.out.println(b);
        System.out.println(Integer.MAX_VALUE); //int能表示的最大值
        System.out.println(Integer.MIN_VALUE);

        int c=2147483647;
        System.out.println(c);
    }*/

   /* public static void main(String[] args){
        long a=10L;
        System.out.println(Long.MIN_VALUE);
        System.out.println(Long.MAX_VALUE);//long能表示的最大值
        Long LL=100L;
        //-9223372036854775808
        // 9223372036854775807
    }*/

    /*public static void main(String [] args){
        short a=10;
        System.out.println(Short.MAX_VALUE); //short能表示的最大值
        System.out.println(Short.MIN_VALUE);*/
/*
    public static void main(String[] args){
        byte a=10;
        System.out.println(Byte.MIN_VALUE);
        System.out.println(Byte.MAX_VALUE);
        a=(byte)(127+1);
        System.out.println(a);
    }*/

    public static void main(String[] args){
        System.out.println(1/2);
        double a=1.0;
        double b=2.0;
        System.out.println(a/b);

        int c=1;
        int e=2;
        System.out.println(c*1.0/e);

        double num=1.1;
        System.out.println(num*num);

        float f=12.5f;
        System.out.println(f);
    }



}






















